| Material | Metal (brass, stainless steel, aluminum), plastic, wood |
| Size | Varies (commonly 10 cm - 20 cm in length) |
| Color Palette | Silver, gold, bronze, black, or custom finishes |
| Style | Modern, traditional, contemporary, or rustic |
| Shape | Round, lever, square, rectangular, or custom designs |
| Finish | Polished, brushed, matte, or powder-coated |
| Weight | Lightweight to heavy, depending on material |
| Mounting Type | Surface-mounted or through-bolted |
| Functionality | Entry, passage, privacy, or decorative |
| Origin | Varies by manufacturer and design style |
